docs: def verify_geospatial_bounds(self, ds):
          """Checks that the geospatial bounds is well formed OGC WKT"""
          var = getattr(ds, 'geospatial_bounds', None)
          check = var is not None
          if not check:
              return ratable_result(False,
                                    "Global Attributes", # grouped with Globals
                                    ["geospatial_bounds not present"])
  
          try:
              # TODO: verify that WKT is valid given CRS (defaults to EPSG:4326
              #       in ACDD.
              from_wkt(ds.geospatial_bounds)
          except AttributeError:
              return ratable_result(False,
                                    "Global Attributes", # grouped with Globals
                                    ['Could not parse WKT, possible bad value for WKT'])
          # parsed OK
          else:
              return ratable_result(True, "Global Attributes", tuple())